1W 4G Wireless Gateway Tcp Ip Modem 4g Lte DTU Sms Modem Gsm Fixed Wireless Module
Specifications:
1)Main Features
Support 4G/3G/2G, Mobile, Telecom and China Unicom;
Bidirectional data transparent transmission between terminals TTL, RS485, RS232, and server;
Support user-defined registration packet and heartbeat ;
Standard TCP/IP communication interface Socket in Server ;
Intelligent anti disconnection, support online testing and online maintenance, disconnected then automatic redial, ensure that the equipment is always online;
Support configuration of the domain name, IP, port number, APN, serial port, baud rate and other parameters through serial port ;
Support remote configuration, remote firmware upgrade;
Support fixed IP and domain name DNS.
2)Technical Parameters
| Type | Parameters | Unit |
| Minimum | Typical Value | Maximum |
| Electrical Property (25℃) |
| Mains Voltage | 4.75 | 12 | 36 | V |
| Working Current | 70 | 150 | 250 | mA |
| Peak Current | - | - | 2000 | mA |
| Wireless Performance (25℃) |
| Frequency Range | 4G 3G 2G | - |
| Sensitivity | -106dBm | - |
| Max. Emission Power | | EGSM900:+33dBm (Power Class 4)… | | LTE:+23dBm(Power Class 3) … | | | - |
| General Performance | |
| Interface Rate | 1200 | 9600 | 115200 | bps |
| Interface Level | RS485,RS232,TTL | |
| Working Temperature | -40 | | 80 | ℃ |
| Dimension | 52×35×10 (not including antenna and accessories) | mm |
3) Pin Definition
| Pins | Definition | Input/output | Function Description |
| 1 | VCC | Input | Positive power supply (4.75V-36V) |
| 2 | Rxd_TTL/232 | Input | 3.3V Serial port Input of TTL/RS232 Level |
| 3 | Txd_TTL/232 | Output | 3.3V Serial port Input of TTL/RS232 Level |
| 4 | GND | Input | Negative power supply |
| 5 | SGND | Input | SGND |
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